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The physical and orbital parameters have been determined through a self-consistent simultaneous solution of the seven light curves and of the radial velocity curves of both components. The following absolute elements of the components are, for the primary (mass gainer), M_1 = 1.97 +- 0.06 Msol, R_1 = 1.69 +- 0.03 Rsol, Mbol_1 = 2.36 +- 0.09, Teff_1 = 7770 +- 100 K, and for the secondary (mass loser), M_2 = 0.37 +- 0.01 Msol, R_2 = 2.6"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"astro-ph/9806125","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1998-06-09T08:59:46Z","cross_cats_sorted":[],"title_canon_sha256":"c1096b4af9c8a121b433e19cb31fa961f815db06c5bfedb13e2edcf99ecec2c3","abstract_canon_sha256":"cb0cb55f65f123eb2ba5dba2582bed7884b8035afb3eeb6e758a900df32edfb4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:40:34.969001Z","signature_b64":"ndEEcPuCo76gM4bcVr7vKlrIxuZ3kjDWjelfE3gHsxTSSmF87heGvLvh9XE9SdIdOXvgzTwELV6iYE0QLy88BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ff12c4871e781b46b7289efe1cfdd50bc0e81db72e0fd0d7d9469d5feb28a60","last_reissued_at":"2026-05-18T02:40:34.968420Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:40:34.968420Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Physical parameters of the Algol system TZ Eridani from simultaneous analysis of Geneva 7-colour light curves","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) Lausanne University, (3) University of Illinois), E.C. 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